Switch to yaml instead of js-yaml

Fixes #36

package.json

@@ -9,7 +9,6 @@
     "allotment": "^1.20.0",
     "codemirror": "^5.65.0",
     "d3-dsv": "^3.0.1",
-    "js-yaml": "^4.1.0",
     "lodash": "^4.17.21",
     "markdown-table": "^3.0.2",
     "ramda": "^0.29.1",
@@ -24,7 +23,8 @@
     "semantic-ui-react": "^2.0.4",
     "toml": "^3.0.0",
     "toml-patch": "^0.2.3",
-    "xlsx": "^0.17.4"
+    "xlsx": "^0.17.4",
+    "yaml": "^2.3.4"
   },
   "devDependencies": {
     "@types/codemirror": "^5.60.5",

src/converters.tsx

@@ -1,7 +1,7 @@
 import { dsvFormat } from "d3-dsv";
 import toml from "toml";
 import * as tomlPatch from "toml-patch";
-import yaml from "js-yaml";
+import YAML from "yaml";
 
 import { DestinationConverter, SourceConverter, StringTransformResult } from "./types";
 import { tableConverter } from "./components/TableView";
@@ -28,7 +28,8 @@ export const sourceConverters: { [key: string]: SourceConverter } = {
   lines: parseLines,
   toml: toml.parse,
   tsv: tsv.parse,
-  yaml: yaml.load,
+  yaml: YAML.parse,
+  yamlMulti: (s) => YAML.parseAllDocuments(s).map((d) => d.toJSON()),
 };
 
 const stringTransform = (fn: (data: any) => string) => (data: any) =>
@@ -42,13 +43,16 @@ export const destinationConverters: { [key: string]: DestinationConverter } = {
   text: stringTransform((data) => "" + data),
   toml: stringTransform(tomlPatch.stringify),
   tsv: stringTransform(tsv.format),
-  yaml: stringTransform(yaml.dump),
+  yaml: stringTransform(YAML.stringify),
+  yamlMulti: stringTransform(data => [...data].map((d) => YAML.stringify(d)).join("---\n")),
   markdownTable: stringTransform(renderMarkdownTable),
   table: tableConverter,
   xlsx: xlsxConverter,
 };
 
-export const converterPrettyNames: { [key: string]: string } = {
+type ConverterName = keyof typeof sourceConverters | keyof typeof destinationConverters;
+
+export const converterPrettyNames: { [key: ConverterName]: string } = {
   "json-compact": "JSON (compact)",
   csv: "CSV",
   json: "JSON",
@@ -62,9 +66,10 @@ export const converterPrettyNames: { [key: string]: string } = {
   tsv: "TSV",
   xlsx: "XLS/XLSX",
   yaml: "YAML",
+  yamlMulti: "YAML (multiple documents)",
 };
 
-export const converterDescriptions: { [key: string]: string } = {
+export const converterDescriptions: { [key: ConverterName]: string } = {
   csv: "Comma-separated values",
   scsv: "Semicolon-separated values",
   tsv: "Tab-separated values",

yarn.lock

@@ -2637,6 +2637,11 @@ yallist@^4.0.0:
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-4.0.0.tgz#9bb92790d9c0effec63be73519e11a35019a3a72"
   integrity sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==
 
+yaml@^2.3.4:
+  version "2.3.4"
+  resolved "https://registry.yarnpkg.com/yaml/-/yaml-2.3.4.tgz#53fc1d514be80aabf386dc6001eb29bf3b7523b2"
+  integrity sha512-8aAvwVUSHpfEqTQ4w/KMlf3HcRdt50E5ODIQJBw1fQ5RL34xabzxtUlzTXVqc4rkZsPbvrXKWnABCD7kWSmocA==
+
 yocto-queue@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/yocto-queue/-/yocto-queue-0.1.0.tgz#0294eb3dee05028d31ee1a5fa2c556a6aaf10a1b"